ix.ip2
Class ObjectWorld

java.lang.Object
  ix.ip2.ObjectWorld

public class ObjectWorld
extends java.lang.Object

Maintains an context-layered, object-oriented view of a world-state.

Field Summary

protected ContextMap	objectTable
static Symbol	S_TRUE

Constructor Summary

ObjectWorld()

ObjectWorld(java.util.Map worldState)

Method Summary

protected java.lang.Object	_getPropValue(Symbol prop, java.lang.Object obj)
void	addPropValueIfNew(Symbol prop, java.lang.Object obj, java.lang.Object v)
void	addState(java.util.Map delta)
void	deleteState(java.util.Map delta)
java.lang.Object	getPropValue(Symbol prop, java.lang.Object obj)
boolean	isDistributedSetPattern(LList pattern)
boolean	isPropertyPattern(LList pattern)
void	removePropValueElement(Symbol prop, java.lang.Object obj, java.lang.Object v)
void	setPropValue(Symbol prop, java.lang.Object obj, java.lang.Object value)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

S_TRUE

public static final Symbol S_TRUE

objectTable

protected ContextMap objectTable

Constructor Detail

ObjectWorld

public ObjectWorld()

ObjectWorld

public ObjectWorld(java.util.Map worldState)

Method Detail

getPropValue

public java.lang.Object getPropValue(Symbol prop,
                                     java.lang.Object obj)

_getPropValue

protected java.lang.Object _getPropValue(Symbol prop,
                                         java.lang.Object obj)

setPropValue

public void setPropValue(Symbol prop,
                         java.lang.Object obj,
                         java.lang.Object value)

addPropValueIfNew

public void addPropValueIfNew(Symbol prop,
                              java.lang.Object obj,
                              java.lang.Object v)

removePropValueElement

public void removePropValueElement(Symbol prop,
                                   java.lang.Object obj,
                                   java.lang.Object v)

addState

public void addState(java.util.Map delta)

deleteState

public void deleteState(java.util.Map delta)

isPropertyPattern

public boolean isPropertyPattern(LList pattern)

isDistributedSetPattern

public boolean isDistributedSetPattern(LList pattern)